Trx_lock_structs
WebApr 15, 2024 · SELECT * FROM INFORMATION_SCHEMA.INNODB_LOCKS; 在5.5中,information_schema 库中增加了三个关于锁的表(innoDB引擎): innodb_trx ## 当前运行的所有事务 innodb_locks ## 当前出现的锁 innodb_lock_waits ## 锁等待的对应关系. 先来看一下这三张表结构: WebTime when the transaction started waiting on the lock (if TRX_STATE is LOCK WAIT, otherwise NULL). TRX_MYSQL_THREAD_ID: MySQL thread ID. Can be used for joining …
Trx_lock_structs
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WebJan 16, 2024 · the value in the index for the next-key lock indicates as “supreme” pseudo-record, which is not a real value; Insert Intention locks; AUTO-INC locks This is a table … Web*PATCH 01/14] rtw89: pci: add variant IMR/ISR and configure functions 2024-04-21 12:08 [PATCH 00/14] rtw89: 8852c: extend PCI code to support 8852ce and add 8852c chip_ops Ping-Ke Shih @ 2024-04-21 12:08 ` Ping-Ke Shih 2024-04-24 11:31 ` Kalle Valo 2024-04-21 12:08 ` [PATCH 02/14] rtw89: pci: add variant RPWM/CPWM to enter low power mode …
WebSep 10, 2024 · trx_tables_locked:当前sql语句有行锁的innodb表的数量。(因为只是行锁,不是表锁,表仍然可以被多个事务读和写) trx_lock_structs:事务保留锁的数量。 … WebTRX_TABLES_LOCKED: Number of InnoDB tables that the current SQL statement has row locks on. (Because these are row locks, not table locks, the tables can usually still be read …
WebOct 25, 2014 · When I queried information_schema.innodb_trx (introduced in 5.1 with the InnoDB Plugin) I noticed there were a few transactions in LOCK WAIT state. Example: … WebNov 24, 2024 · LOCK WAIT 4 lock struct(s), heap size 1136, 2 row lock(s) m. ... FOR THIS LOCK TO BE GRANTED: oo. RECORD LOCKS space id 2 page no 4 n bits 72 index PRIMARY of table `TrxDb`.`Products` trx id 2632 lock_mode X locks rec but not gap waiting pp. Record lock, heap no 2 PHYSICAL RECORD: n_fields 5; compact format; ...
WebJan 23, 2024 · The INNODB_TRX view in the Information Schema is the most dedicated source of information about InnoDB transactions. It includes information such as when …
WebINNODB_TRX table provides information about every transaction currently executing inside InnoDB, including whether the transaction is waiting for a lock, when the transaction started, and the SQL statement the transaction is executing, if any. For usage information, see Section 15.15.2.1, “Using InnoDB Transaction and Locking Information” . the podiatrist aberystwythWebmysql> SELECT p1.id waiting_thread, p1.user waiting_user, p1.host waiting_host, it1.trx_query waiting_query, ilw.requesting_trx_id waiting_transaction, ilw.blocking_lock_id … the podiatrist remueraWebOct 23, 2024 · Mutex //mutex to protect the slice } Note how we used lower-case names for the struct fields. This makes them unexported so that code in other packages cannot … sideways mounted gpuWeb3 lock struct(s), heap size 1136, 2 row lock(s), ... RECORD LOCKS space id 2690 page no 7 n bits 112 index PRIMARY of table atsdb.lock_table trx id 7740632 lock_mode X locks gap … sideways mounted license playWebFeb 10, 2024 · 2 lock struct(s), heap size 1136, 1 row lock(s), undo log entries 1 MySQL thread id 7, OS thread handle 140057783478016, query id 45 localhost root TABLE LOCK table `test`.`a` trx id 7712 lock mode IX RECORD LOCKS space id 70 page no 4 n bits 72 index id of table `test`.`a` trx id 7712 lock_mode X locks rec but not gap sideways motel buelltonWebtrx_lock_structs:事务保留的锁数量。 trx_lock_memory_bytes:事务锁住的内存大小,单位为 BYTES。 trx_rows_locked:事务锁住的记录数。包含标记为 DELETED,并且已经保存到磁盘但对事务不可见的行。 trx_rows_modified:事务更改的行数。 trx_concurrency_tickets:事务并发票数。 trx ... the podiatry centre portsmouthWebTable of Contents Accounts not properly closing connections Unused indexes Who created temporary (disk) tables Accounts which never connected since last start-up Users which never connected since last start-up Totally unused accounts (never connected since last restart and not used to check Stored Program or View privileges) since last start-up … the pod house port aransas tx